Finding the Fourth Proportional to 26,129,902.86, 39,192,321.60 and 7,934,257.96
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Solution
The fourth proportional to 26,129,902.86, 39,192,321.60 and 7,934,257.96 is: 11,900,617.89
Step by Step Solution
- Step 1: Write the proportion equation
26,129,902.86 : 39,192,321.60 = 7,934,257.96 : x - Step 2: Convert to fraction form
26,129,902.86/39,192,321.60 = 7,934,257.96/x - Step 3: Cross multiply
26,129,902.86x = 39,192,321.60 × 7,934,257.96 - Step 4: Simplify right side
26,129,902.86x = 310,961,989,527,699.12 - Step 5: Solve for x
x = 310,961,989,527,699.12/26,129,902.86 - Step 6: Final answer
x = 11,900,617.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.